This is documentation for Mathematica 8, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.2)
Mathematica System Setup
Mathematica allows convenient discovery and customization of all aspects of its system setup.
SystemInformation information about your Mathematica and computer system
$Version  ▪ $System  ▪ $MachineName  ▪ $UserName  ▪ ...
System Customization
FileInstall install files into your Mathematica file layout
init.m initialization files
$Path list of directories to search for files
$UserBaseDirectory, $BaseDirectory default locations for additional files
SetOptions set options for the front end, kernel, and individual functions
Remote Kernels
EvaluationKernel Configuration Options configure kernels
EvaluationNotebook's Kernel choose a kernel to connect to
Evaluator specify which kernel to use for a cell, button, etc.
$LicenseID  ▪ $MachineID  ▪ $LicenseServer  ▪ $ProcessID  ▪ ...
$Post  ▪ $Path  ▪ $RecursionLimit  ▪ $HistoryLength  ▪ ...